18156686

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{1237}}^1$

素因数の和:1459

約数の個数: 16

約数和(自身を含む): 28077840

約数和(自身を除く): 9921154

約数列:

[1, 2, 41, 82, 179, 358, 1237, 2474, 7339, 14678, 50717, 101434, 221423, 442846, 9078343, 18156686]

約数ペア:

[(1, 18156686), (2, 9078343), (41, 442846), (82, 221423), (179, 101434), (358, 50717), (1237, 14678), (2474, 7339)]